/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.shardingsphere.single.metadata.reviser.constraint;

import org.apache.shardingsphere.database.connector.core.metadata.data.model.ConstraintMetaData;
import org.apache.shardingsphere.infra.metadata.database.schema.reviser.constraint.ConstraintReviser;
import org.apache.shardingsphere.infra.metadata.database.schema.util.IndexMetaDataUtils;
import org.apache.shardingsphere.single.rule.SingleRule;

import java.util.Optional;

/**
 * Single constraint reviser.
 */
public final class SingleConstraintReviser implements ConstraintReviser<SingleRule> {
    
    @Override
    public Optional<ConstraintMetaData> revise(final String tableName, final ConstraintMetaData originalMetaData, final SingleRule rule) {
        return Optional.of(new ConstraintMetaData(IndexMetaDataUtils.getLogicIndexName(originalMetaData.getName(), tableName), originalMetaData.getReferencedTableName()));
    }
}
